Cheapest return flights from Ontario to Oslo in May from $751

Best time to book flights for Ontario (ONT) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest return flights from Ontario (ONT) to Oslo (OSL) in May 2025 (see full year).

Return flights

13 May - 25 May British Airways
07 May - 14 May jetBlue
06 May - 13 May jetBlue
16 May - 23 May jetBlue
11 May - 18 May jetBlue
08 May - 15 May jetBlue
10 May - 22 May jetBlue
11 May - 22 May jetBlue
05 May - 12 May jetBlue
13 May - 20 May jetBlue
27 May - 10 Jun jetBlue
27 May - 03 Jun jetBlue
26 May - 02 Jun jetBlue
25 May - 01 Jun jetBlue
24 May - 07 Jun jetBlue
28 May - 04 Jun jetBlue
29 May - 05 Jun jetBlue
24 May - 01 Jun jetBlue
30 May - 06 Jun jetBlue
23 May - 01 Jun jetBlue

Also check the deals for one-way flights from Ontario to Oslo in May.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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